Question

27-x=34; 8-3x=44; 3x=-5; 17+4x=-31; 14x=-16-2x; 5x-6=2x; 3x-4=5x=20; 4x+15=-x-9; 9x+13=3x+31; 7x-19=3x-143 -29=-2x+3; -46-17x=-10-11x.

Answer 1

a) 27-x=34; -x=34-27; -x=7; x=-7;
b) 8-3x=44; -3x=44-8; -3x=36; x=36/-3; x=-12
c) 3x=-5; x=-5/3; x=-1,(6)
d) 17+4x=-31; 4x=-31-17; 4x=-48; x=-48/4; x=-12
e) 14x=-16-2x; 14x+2x=-16; 16x=-16; x=-16/16; x=-1
f) 5x-6=2x; 5x-2x-6=0; 3x=6; x=6/3; x=2
g) I:  3x-4-5x=20; -2x=20+4; -2x=24; x=24/-2; x=-12
  II:  3x-4+5x=20; 8x=20+4; 8x=24; x=24/8; x=3
h) 4x+15=-x-9; 4x+x=-9-15; 5x=-24; x=-24/5; x=4,8
i) 9x+13=3x+31; 9x-3x=31-13; 6x=18; x=18/6; x=3
j) 7x-19=3x-143; 7x-3x=143+19; 4x=162; x=162/4; x=40,5
k) -29=-2x+3; -2x=-29-3; -2x=-32; x=32/2; x=16
l) -46-17x=10-11x; -11x+17x=-46-10; 6x=-56; x=-56/6; x=9,(3)